custom 1Pcs 1pcs/lot RTC DS1302 Real Time Clock Module For AVR ARM PIC SMD for Arduino

We are a manufacturer of electronic components, electronic modules for a large number of products.We are the factory!With more than 10 years of PCB development experience, the product quality is good, the price is excellent.A large number of wholesale sales of global buyers, welcome to purchase. note:  Do not reverse VCC and GND, otherwise it will cause damage  For the P0 port of the 51 MCU, a pull-up resistor is required, if not, you can connect the data cable to the other  Package Included:  1 * DS1302 real-time clock module   Because the product has a battery, please go through customs. Our product does not include a battery description:  31 x 8 RAM for scratchpad data storage  Serial I / O interface for minimum pin count  Wide operating voltage: 2.0 ~ 5.5V  Single-byte and multi-byte transfers for clock or RAM data read / write  TTL compatible (Vcc = 5V)  Operating temperature: 0 to +70 degrees Celsius 32.768KHz crystal oscillator  Equipped with 260mAh CR2032 button battery, non-rechargeable  Overall dimensions: approx. 44 x 23 x 11 mm connection:  Vcc- + 5V / 3.3V  Ground-ground  Clock-P01  DAT-P02  RST-P00